There are a lot of misunderstandings on flat roof replacement that are mostly known by many people and this should be a concern, one of the common misconception is that the roof is actually flat. The roof is certainly not flat even if there is no noticeable angle on the design of the flat roofs. Let us say that the roof is designed to be flat evenly across then it is very impossible to drain the water from the roof and this will create a very big problem from the start. If you decide to have a flat roof replacement made to your home then it is important for you to ask about the design of the angle of the roof from the roofing company in order to address on the issue of proper water drainage.
In order to resolve the problem of having stagnant water on your roof, you should consider having a flat roof replacement on your home, or else you will be stuck with the same problem for as long as you decide to have the roof replaced. The very last thing you are going to do is to spend a lot of money for a roof replacement. The location of your roof and the designs for its built is going to determine the technique that is best to resolve your problem
In order to address the issue of water drainage on your roof, you can have your roof built up so you can have a natural slope installed that will help propel the water down the open edge of the roof. In order to have a proper water drainage on your flat roof, you should include the installation of a slope with a size of an inch per foot in order for it to help propel go down the drain to the right direction. There will be no added difference on the way your roof will look but an added chance to avoid water to get stagnant on your flat roof is one thing you get when you install an extra slope.
One other option that you have is to install a proper drainage system on your roof that will provide an easier clearing of the water from the roof. A good drainage system has an easy installation if you are having a flat roof replacement, you should discuss this idea with the flat roof replacement company that you hired before they start the roof replacement. The option of having a good water drainage system is appropriate if your flat roof have walls built around all the sides that will block water from going down the edges of the roof. In order to achieve a good water drainage system on your roof, you need to consider these two methods, one is by adding the use of scuppers, the other is by installing drain pipes that have inlets.